<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>My JSP '500.jsp' starting page</title>
    
	<meta http-equiv="pragma" content="no-cache">
	<meta http-equiv="cache-control" content="no-cache">
	<meta http-equiv="expires" content="0">    
	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
	<meta http-equiv="description" content="This is my page">
	<!--
	<link rel="stylesheet" type="text/css" href="styles.css">
	-->
     <script type="text/javascript">
		function clock(){
		 i = i -1;
		 if(document.getElementById("info")){
		  document.getElementById("info").innerHTML = i+"秒后自动跳转到主页面";
		 }
		 if(i > 0)
		  setTimeout("clock();",1000);
		 else
		   document.location.href="admin/index.jsp";;
		  
		} 
		var i=4;
		clock();
	</script>
  </head>
  
  <body>
  	操作出错了。返回
	<div><a href="admin/index.jsp">点击进入主页面</a> </div>
	<div id="info">3秒后自动跳转到主页面</div>
  </body>
</html>
